Factor Info
| ID | 3688 |
| Size | 87 digits / 289 bits |
| Status | composite |
| Value | 559488636791477087037552309837493792433507982355817548964164154825456983831780211556361 |
Factorizations
| Primary | (ID: 2993) 5302306226370307681801 (proven prime) |
| (ID: 10673) 105517978952052130846410901717704194974070306175318335636843266561 (composite) |
Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.